import Vue from 'vue'
import Router from 'vue-router'
import Login from './components/Login.vue'
import Home from './components/Home.vue'

Vue.use(Router)

const router = new Router({
  routes: [
    { path:'/',redirect:'/login' },
    { path:'/login',component:Login },
    { path:'/home',component:Home }
  ]
})
// 路由守卫  用户没登录不能进行后面的页面  路由跳转前判断 
router.beforeEach((to, from, next) => {
  // console.log(to.path)// 跳转哪个地址
  if (to.path == '/login') {
    next()
  } else {
    const token = sessionStorage.getItem('token')
    if (token) {
      next()
    } else {
      next('/login')
    }
  }
  next()
})
export default router